Home / 1,656,670.79-2,484,729.34-458,714.20

Finding the Fourth Proportional to 1,656,670.79, 2,484,729.34 and 458,714.20

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Solution

The fourth proportional to 1,656,670.79, 2,484,729.34 and 458,714.20 is: 687,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,670.79 : 2,484,729.34 = 458,714.20 : x
  2. Step 2: Convert to fraction form
    1,656,670.79/2,484,729.34 = 458,714.20/x
  3. Step 3: Cross multiply
    1,656,670.79x = 2,484,729.34 × 458,714.20
  4. Step 4: Simplify right side
    1,656,670.79x = 1,139,780,631,414.63
  5. Step 5: Solve for x
    x = 1,139,780,631,414.63/1,656,670.79
  6. Step 6: Final answer
    x = 687,994.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.